18078200

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:409

約数の個数: 96

約数和(自身を含む): 49476000

約数和(自身を除く): 31397800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 37, 40, 50, 56, 70, 74, 100, 140, 148, 175, 185, 200, 259, 280, 296, 349, 350, 370, 518, 698, 700, 740, 925, 1036, 1295, 1396, 1400, 1480, 1745, 1850, 2072, 2443, 2590, 2792, 3490, 3700, 4886, 5180, 6475, 6980, 7400, 8725, 9772, 10360, 12215, 12913, 12950, 13960, 17450, 19544, 24430, 25826, 25900, 34900, 48860, 51652, 51800, 61075, 64565, 69800, 90391, 97720, 103304, 122150, 129130, 180782, 244300, 258260, 322825, 361564, 451955, 488600, 516520, 645650, 723128, 903910, 1291300, 1807820, 2259775, 2582600, 3615640, 4519550, 9039100, 18078200]

約数ペア:

[(1, 18078200), (2, 9039100), (4, 4519550), (5, 3615640), (7, 2582600), (8, 2259775), (10, 1807820), (14, 1291300), (20, 903910), (25, 723128), (28, 645650), (35, 516520), (37, 488600), (40, 451955), (50, 361564), (56, 322825), (70, 258260), (74, 244300), (100, 180782), (140, 129130), (148, 122150), (175, 103304), (185, 97720), (200, 90391), (259, 69800), (280, 64565), (296, 61075), (349, 51800), (350, 51652), (370, 48860), (518, 34900), (698, 25900), (700, 25826), (740, 24430), (925, 19544), (1036, 17450), (1295, 13960), (1396, 12950), (1400, 12913), (1480, 12215), (1745, 10360), (1850, 9772), (2072, 8725), (2443, 7400), (2590, 6980), (2792, 6475), (3490, 5180), (3700, 4886)]